Patent US2641811A successfully refreshed from Google Patents.
US2641811A
Expired / Lapsed
US
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Clothespin
Assignee: Individual
•
Filing: 1948-08-24
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Granted: 1953-06-16
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Expires: 1968-08-24
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:22
CPC Classifications
D; D06; D06F; D06F55/00; D06F55/02; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/4494; Y10T24/44949; Y10T24/44957; Y10T24/45; Y10T24/45225; Y10T24/45969
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US823889A
Cited
US867489A
Cited
FR376251A
Cited
US1134710A
Cited
US1636914A
Cited
US1810304A
Cited
US2279934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |